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Loulou

Girls' name

Pearl, through Lulu

Loulou has been given to 15 babies in the U.S. since 2016. It was used fewer than 5 times in 2025, so it doesn't appear in the latest year's list — today it's a genuinely uncommon pick. Its peak year was 2016, with 5 recorded.

Babies named Loulou, 2024

1 in 669,000

Loulou over time, 1880–2025

Girls
024618801900192019401960198020002020

Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

Loulou: meaning, origin, and history

Pearl, through Lulu

Deeper origin not confirmed in the cited records

What Loulou means

Loulou belongs to the name family reached through Loulou → Lulu. Its meaning is “pearl”.

Origin, language, and formation

Loulou is used in English, French and Norman.

Related names and everyday forms

Related names include Lulu, Louis, Louise and Louiseu.

American usage and historical context

In the United States, 15 girls were recorded with the name Loulou between 2016 and 2024. Its highest annual count was 5 in 2016; its best national rank was #16,548 in 2020.

Sources & methodologyReferences, data & attribution

Meaning, origin, and language notes draw on the references below.

American popularity figures use published Social Security Administration records for this exact spelling. Counts below five for a name, sex, and year are omitted.

Wiktionary material is available under CC BY-SA 4.0.

How common is Loulou?

Loulou had fewer than 5 recorded uses in 2025, so these figures use 2024, the last year it was published.

Among all babies, 2024
1 in 669,000
5 of 3,342,801 births
Among girls only
1 in 324,000
<0.01% of girls
Rank, 2024
Unranked
Fewer than 5 uses
Coin-flip room size
463,412 kids
Even odds of a second one

Where Loulou sits on the popularity scale

Rarest published (5 a year)#1 — Olivia (13,544)

Chance at least one other child shares the name

If the other children were drawn at random from the 2024 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.

Class of 20Under 1%
Class of 30Under 1%
Grade of 100Under 1%
School of 500Under 1%

Put another way: gather 463,412 children born in 2024 and it's an even bet that one of them is another Loulou. In a class of 30 the chance is Under 1%.

When Loulous were born

Half of everyone ever recorded as Loulou was born before 2020 — so the typical Loulou is around 5 today.

Median birth year
2020
About 5 years old
Biggest decade
2020s
66.7% of all use
Born in the last 25 years
100.0%
A modern name
Recorded since 1950
15
People you could plausibly meet
Choose a decade

2020s — 66.7% of all recorded uses (10).

Is Loulou rising or falling?

Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.

Rank vs 1 year ago
—
Not ranked then
Rank vs 5 years ago
New entry
Not ranked then
Rank vs 10 years ago
—
Not ranked then
Births vs 10 years ago
—
Not published both years
Share of its own peak
0%
Peak was 2016 (5)
Years since peak
9
Years
Year-to-year steadiness
Not enough data
Too few years
Best rank ever
#16,548
2020

Spellings of Loulou

Loulou is not the most common spelling — Lulu is, with 89.9% against Loulou's 0.11%.

Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.

Loulou around the world

Where Loulou ranks in official birth records elsewhere in the world. Rankings only — the number of births isn’t comparable between places, so it isn’t shown.

  • England & Wales
    1997–2018
    #5,666
    in 2018
  • France
    1994–2023
    #6,608
    in 2023
  • South Australia
    1997–2006
    #782
    in 2006

Popularity data from Office for National Statistics, Institut national de la statistique et des études économiques and Consumer and Business Services (South Australia). ONS data under Open Government Licence v3.0. INSEE data under Licence Ouverte / Etalab 2.0. CBS SA data under CC BY 4.0.

Loulou by the numbers

The raw record for each sex the name is used for.

As a girl's name

Rank in 2025
Unranked
Trend vs 5 yrs ago
—
Best rank ever
#16,548
2020
Peak year
2016
5 that year
First recorded
2016
Last recorded
2024
All-time count
15
Count in 2025
Under 5

Names similar to Loulou

Matched on shared beginnings and endings, similar length, and comparable popularity.

LousiaLouriaLoueseLouevaLouiesLoueenLouellLoureeLoujainLoueneLouieseLouelleLoudesLouetteLoudeanLoujeanLouwanaLouinaLouidaEvalouLourenLougeneLouineLeelou

Sibling names for Loulou

Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.

Explore around Loulou

Top names of 2016, Loulou's peak yearThe 2010s in fullOther names that peaked in 2020Girls' names starting with L